Leases Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Operating leases:
Operating lease right-of-use asset	$ 15,060	$ 18,418
Current operating lease liability	4,792	6,349
Operating lease liability - less current portion	11,586	13,272
Total operating lease liability	16,378	19,621
Finance leases:
Property and equipment, at cost	1,806	1,870
Accumulated depreciation	(1,338)	(1,150)
Property and equipment, net	468	720
Current finance lease liability	297	325
Finance lease liability - less current portion	195	426
Total finance lease liability	$ 492	$ 751
Weighted Average Remaining Lease Term (in years):
Operating leases	4 years 2 months 15 days	4 years 5 months 23 days
Finance leases	2 years 21 days	2 years 5 months 23 days
Weighted Average Discount Rate:
Operating leases	5.30%	5.10%
Finance leases	5.07%	5.09%